sketch.point.extra

Syntax

a := sketch.point.extra(p<,i>)

sketch.point.extra(p<,i>) := a

Get/set the value stored at iin the extra variable array of point p.

Returns:

a - value stored in extra variable slot i for point p

Accepts:

a - value to store in extra variable slot for point p

Arguments:

p - a pointer to the point

i - extra variable index to use. If not provided, index 1 is assumed.